<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Product</title>
    <link rel="stylesheet" type="text/css" href="product.css">
</head>
<!-- <header>
    jquery_display
</header> -->
<body>
    <header><img src="images/logo-topbar.gif" /></header>
    <h2>please Choose Category...</h2>
    <nav id="nav-button">
        <button>BIRDS</button>
        <button>FISH</button>
        <button>CATS</button>
        <button>DOSG</button>
        <button>REPTILES</button>
    </nav>
    <div id="content">
    </div>

<script src="https://cdn.staticfile.net/jquery/1.10.2/jquery.min.js"></script>    
<script src="./product.js"></script>
</body>
</html>